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filesystem: zip: use stdint types, use enum for errors

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This commit is contained in:
Alibek Omarov 2023-01-04 17:15:40 +03:00
parent d047dfc319
commit 409edf5a70
1 changed files with 49 additions and 46 deletions
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95
filesystem/zip.c
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@ -29,7 +29,7 @@ GNU General Public License for more details.
#include "common/com_strings.h"
#include "miniz.h"
#define ZIP_HEADER_LF (('K'<<8)+('P')+(0x03<<16)+(0x04<<24))
#define ZIP_HEADER_LF (('K'<<8)+('P')+(0x03<<16)+(0x04<<24))
#define ZIP_HEADER_SPANNED ((0x08<<24)+(0x07<<16)+('K'<<8)+'P')
#define ZIP_HEADER_CDF ((0x02<<24)+(0x01<<16)+('K'<<8)+'P')
@ -43,16 +43,16 @@ GNU General Public License for more details.
#pragma pack( push, 1 )
typedef struct zip_header_s
{
unsigned int signature; // little endian ZIP_HEADER
unsigned short version; // version of pkzip need to unpack
unsigned short flags; // flags (16 bits == 16 flags)
unsigned short compression_flags; // compression flags (bits)
unsigned int dos_date; // file modification time and file modification date
unsigned int crc32; //crc32
unsigned int compressed_size;
unsigned int uncompressed_size;
unsigned short filename_len;
unsigned short extrafield_len;
uint32_t signature; // little endian ZIP_HEADER
uint16_t version; // version of pkzip need to unpack
uint16_t flags; // flags (16 bits == 16 flags)
uint16_t compression_flags; // compression flags (bits)
uint32_t dos_date; // file modification time and file modification date
uint32_t crc32; //crc32
uint32_t compressed_size;
uint32_t uncompressed_size;
uint16_t filename_len;
uint16_t extrafield_len;
} zip_header_t;
/*
@ -62,52 +62,55 @@ typedef struct zip_header_s
typedef struct zip_header_extra_s
{
unsigned int signature; // ZIP_HEADER_SPANNED
unsigned int crc32;
unsigned int compressed_size;
unsigned int uncompressed_size;
uint32_t signature; // ZIP_HEADER_SPANNED
uint32_t crc32;
uint32_t compressed_size;
uint32_t uncompressed_size;
} zip_header_extra_t;
typedef struct zip_cdf_header_s
{
unsigned int signature;
unsigned short version;
unsigned short version_need;
unsigned short generalPurposeBitFlag;
unsigned short flags;
unsigned short modification_time;
unsigned short modification_date;
unsigned int crc32;
unsigned int compressed_size;
unsigned int uncompressed_size;
unsigned short filename_len;
unsigned short extrafield_len;
unsigned short file_commentary_len;
unsigned short disk_start;
unsigned short internal_attr;
unsigned int external_attr;
unsigned int local_header_offset;
uint32_t signature;
uint16_t version;
uint16_t version_need;
uint16_t generalPurposeBitFlag;
uint16_t flags;
uint16_t modification_time;
uint16_t modification_date;
uint32_t crc32;
uint32_t compressed_size;
uint32_t uncompressed_size;
uint16_t filename_len;
uint16_t extrafield_len;
uint16_t file_commentary_len;
uint16_t disk_start;
uint16_t internal_attr;
uint32_t external_attr;
uint32_t local_header_offset;
} zip_cdf_header_t;
typedef struct zip_header_eocd_s
{
unsigned short disk_number;
unsigned short start_disk_number;
unsigned short number_central_directory_record;
unsigned short total_central_directory_record;
unsigned int size_of_central_directory;
unsigned int central_directory_offset;
unsigned short commentary_len;
uint16_t disk_number;
uint16_t start_disk_number;
uint16_t number_central_directory_record;
uint16_t total_central_directory_record;
uint32_t size_of_central_directory;
uint32_t central_directory_offset;
uint16_t commentary_len;
} zip_header_eocd_t;
#pragma pack( pop )
// ZIP errors
#define ZIP_LOAD_OK 0
#define ZIP_LOAD_COULDNT_OPEN 1
#define ZIP_LOAD_BAD_HEADER 2
#define ZIP_LOAD_BAD_FOLDERS 3
#define ZIP_LOAD_NO_FILES 5
#define ZIP_LOAD_CORRUPTED 6
enum
{
ZIP_LOAD_OK = 0,
ZIP_LOAD_COULDNT_OPEN,
ZIP_LOAD_BAD_HEADER,
ZIP_LOAD_BAD_FOLDERS,
ZIP_LOAD_NO_FILES,
ZIP_LOAD_CORRUPTED
};
typedef struct zipfile_s
{
@ -115,7 +118,7 @@ typedef struct zipfile_s
fs_offset_t offset; // offset of local file header
fs_offset_t size; //original file size
fs_offset_t compressed_size; // compressed file size
unsigned short flags;
uint16_t flags;
} zipfile_t;
struct zip_s